This name is a synonym of Dyssodia papposa (Vent.) Hitchc..
The record derives from TICA
(data supplied on 2012-02-11)
which reports it as a synonym (record DD90C1EF-08D3-471F-8924-9AD727C3F357) with original publication details: N. Amer. Fl. 34 167 1915.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:34101-2.
This name was in version 1 of The Plant List, record gcc-100540.